Core material is tin; core included; size designation 3/8 inch; casing material is brass qq-b-626 alloy 360 1/2 hard; heat number stamped on core included; blowoff line type threaded
An externally threaded cylindrical item, usually containing a fusible core, or a tapered smooth finished press-in insert made entirely of metallic eutectic substance. If without core, the item may be machined internally or have provisions to accomodate same. It is a safety device for aircraft wheels (prevents heat induced tire explosion), boilers, compressors, and similar equipment.
NSN 5910-01-573-6538
NSN 5985-00-831-2513
NSN 6645-01-497-1998
NSN 5905-01-445-7729
NSN 6685-00-451-6941
NSN 5920-01-429-9059
NSN 7035-01-364-0286
NSN 5960-01-086-3416
NSN 5960-01-243-0007
NSN 6105-00-992-9008
NSN 5999-00-284-3443
NSN 6685-01-380-6838